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MIPS: Remove get_fs/set_fs

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All get_fs/set_fs calls in MIPS code are gone, so remove implementation
of it.  With the clear separation of user/kernel space access we no
longer need the EVA special handling, so get rid of that, too.

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Thomas Bogendoerfer 2021-04-01 14:56:37 +02:00
parent 45deb5faeb
commit 04324f44cb
11 changed files with 193 additions and 403 deletions
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2
arch/mips/kernel/process.c
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@ -124,7 +124,6 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
/* kernel thread */
unsigned long status = p->thread.cp0_status;
memset(childregs, 0, sizeof(struct pt_regs));
ti->addr_limit = KERNEL_DS;
p->thread.reg16 = usp; /* fn */
p->thread.reg17 = kthread_arg;
p->thread.reg29 = childksp;
@ -145,7 +144,6 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
childregs->regs[2] = 0; /* Child gets zero as return value */
if (usp)
childregs->regs[29] = usp;
ti->addr_limit = USER_DS;
p->thread.reg29 = (unsigned long) childregs;
p->thread.reg31 = (unsigned long) ret_from_fork;